Home / 3,295.05-4,942.59-1,103.79

Finding the Fourth Proportional to 3,295.05, 4,942.59 and 1,103.79

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Solution

The fourth proportional to 3,295.05, 4,942.59 and 1,103.79 is: 1,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.05 : 4,942.59 = 1,103.79 : x
  2. Step 2: Convert to fraction form
    3,295.05/4,942.59 = 1,103.79/x
  3. Step 3: Cross multiply
    3,295.05x = 4,942.59 × 1,103.79
  4. Step 4: Simplify right side
    3,295.05x = 5,455,575.90
  5. Step 5: Solve for x
    x = 5,455,575.90/3,295.05
  6. Step 6: Final answer
    x = 1,655.69

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.